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449550 — SCREW,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

449550: SCREW,MACHINE.

The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: FILLISTER, head_height: 6.0 MILLIMETERS NOMINAL MM, head_diameter: 16.0 MILLIMETERS NOMINAL MM, thread_length: 47.0 MILLIMETERS MINIMUM AND 50.0 MILLIMETERS MAXIMUM MM, screw_material: STEEL PROPERTY CLASS 4.8, fastener_length: 50.00 MILLIMETERS NOMINAL MM. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-140-0581, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
449550
NSN: 5305-01-140-0581
NIINs: 011400581, 014332472
FSC: 5305 — Screws
CAGE: 72741 — DORMAN PRODUCTS, INC. DBA DORMAN (USA)
SPECIFICATIONS
head_styleFILLISTER
head_height6.0 MILLIMETERS NOMINAL MM
head_diameter16.0 MILLIMETERS NOMINAL MM
thread_length47.0 MILLIMETERS MINIMUM AND 50.0 MILLIMETERS MAXIMUM MM
screw_materialSTEEL PROPERTY CLASS 4.8
fastener_length50.00 MILLIMETERS NOMINAL MM
thread_directionRIGHT-HAND
internal_drive_styleSLOT
nominal_thread_diameter10.0 MILLIMETERS MM
screw_surface_treatmentZINC
thread_series_designatorM
thread_pitch_in_millimeters1.5
NSN5305-01-140-0581
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 449550 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
HEAD HEIGHT: 6.0 MILLIMETERS NOMINAL MM
•
EXTERNAL THREAD TOLERANCE CLASS: 6G G
•
SCREW SURFACE TREATMENT: ZINC
•
FASTENER LENGTH: 50.00 MILLIMETERS NOMINAL MM
•
THREAD PITCH IN MILLIMETERS: 1.5
•
THREAD LENGTH: 47.0 MILLIMETERS MINIMUM AND 50.0 MILLIMETERS MAXIMUM MM
•
NOMINAL THREAD DIAMETER: 10.0 MILLIMETERS MM
•
HEAD STYLE: FILLISTER
TECHNICAL CHARACTERISTICS
HEAD HEIGHT6.0 MILLIMETERS NOMINAL MM
EXTERNAL THREAD TOLERANCE CLASS6G G
SCREW SURFACE TREATMENTZINC
FASTENER LENGTH50.00 MILLIMETERS NOMINAL MM
THREAD PITCH IN MILLIMETERS1.5
THREAD LENGTH47.0 MILLIMETERS MINIMUM AND 50.0 MILLIMETERS MAXIMUM MM
NOMINAL THREAD DIAMETER10.0 MILLIMETERS MM
HEAD STYLEFILLISTER
THREAD DIRECTIONRIGHT-HAND
SCREW MATERIALSTEEL PROPERTY CLASS 4.8
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 449550?
449550 is a SCREW,MACHINE.
What is the NSN for 449550?
449550 is cataloged in the U.S. Government catalog under NSN 5305-01-140-0581. This indicates validated use in U.S. government and defense supply chains.
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